Indoor gardening appliance



FIG. 1 is a front elevation view of an indoor gardening appliance showing our new design;

FIG. 2 is a top, front, right side perspective view thereof;

FIG. 3 is a back elevation view thereof;

FIG. 4 is a top, back, left side perspective view thereof; and,

FIG. 5 is a top plan view thereof.

The bottom of the indoor gardening appliance is flat and unadorned. 

The ornamental design for an indoor gardening appliance, as shown and described. 